public aspect CustomAspect {
 /**
     * 定义切点:cn.xzc包下所有public static方法织入切面
     */
    pointcut noParamMethod(): execution(public static * custom..*(..));
    before(): noParamMethod() {
        System.out.println("No parameter method called custom");
    }
    after(): noParamMethod() {
        System.out.println("No parameter method returned custom");
    }

}
